Passengers ride in Denver Tramway cars No. 74 and 63 in Denver, Colorado. The cars are parked at the intersection of West 38th (thirty-eighth) Avenue and Tennyson Street near Elitch Gardens. A sign on one car reads "Northwestern" and on the other...

View of the edge of Glacier Lake and wooden frame picnic pavilion with canvas tent attached; shows the Colorado and Northwestern Railway narrow gauge rails either under repair or construction and the branch line to Eldora, Colorado. The building...

Panoramic view of men, women, and children who stand on the Denver, Northwestern and Pacific Railroad tracks near Arrowhead (Arrow), Grand County, Colorado. The people are dressed in winter clothes. Some hold bottles of Lams beer, some smoke...

A group of men and women pose on engine no. 101 of the Denver, Northwestern and Pacific Railway Company near Corona in Grand County, Colorado. Included in the group is possibly the famed pioneer movie producer Colonel William Selig (far left) and...

Exterior photograph of the Moffat Station and rail road tracks, prior to restoration, located in Denver, Colorado. The 1906 depot served as the Denver terminus of David Moffat's railroad over Rollins Pass. The Denver, Northwestern & Pacific never...

Exterior photograph of the Moffat Station, prior to restoration, located in Denver, Colorado. The 1906 depot served as the Denver terminus of David Moffat's railroad over Rollins Pass. The Denver, Northwestern & Pacific never reached any farther...

Exterior photograph of the Moffat Station, prior to restoration, located in Denver, Colorado. The 1906 depot served as the Denver terminus of David Moffat's railroad over Rollins Pass. The Denver, Northwestern & Pacific never reached any farther...

Exterior photograph of the Moffat Station, prior to restoration, located in Denver, Colorado. The 1906 depot served as the Denver terminus of David Moffat's railroad over Rollins Pass. The Denver, Northwestern & Pacific never reached any farther...

Exterior photograph of the Moffat Station, prior to restoration, located in Denver, Colorado. The 1906 depot served as the Denver terminus of David Moffat's railroad over Rollins Pass. The Denver, Northwestern & Pacific never reached any farther...

Stone monument near Dubois (Fremont County), Wyoming shows a tie hack (laborer) in bas-relief with related historical features sculpted around him. A plaque affixed to the monument reads "Erected to perpetuate the memory of the hardy woods and...

Exterior photograph of the Moffat Station, prior to restoration, located in Denver, Colorado. The 1906 depot served as the Denver terminus of David Moffat's railroad over Rollins Pass. The Denver, Northwestern & Pacific never reached any farther...

Exterior photograph of the Moffat Station, prior to restoration, located in Denver, Colorado. The 1906 depot served as the Denver terminus of David Moffat's railroad over Rollins Pass. The Denver, Northwestern & Pacific never reached any farther...

Exterior photograph of the Moffat Station, prior to restoration, located in Denver, Colorado. The 1906 depot served as the Denver terminus of David Moffat's railroad over Rollins Pass. The Denver, Northwestern & Pacific never reached any farther...

Exterior photograph of the Moffat Station, prior to restoration, located in Denver, Colorado. The 1906 depot served as the Denver terminus of David Moffat's railroad over Rollins Pass. The Denver, Northwestern & Pacific never reached any farther...

Exterior photograph of the Moffat Station, prior to restoration, located in Denver, Colorado. The 1906 depot served as the Denver terminus of David Moffat's railroad over Rollins Pass. The Denver, Northwestern & Pacific never reached any farther...

Exterior photograph of the Moffat Station and rail road tracks, prior to restoration, located in Denver, Colorado. The 1906 depot served as the Denver terminus of David Moffat's railroad over Rollins Pass. The Denver, Northwestern & Pacific never...

Three elevations of Colorado and Northwestern Railway narrow gauge track on both sides of Fourmile Canyon, Colorado, and along Fourmile creek (main line to Sunset, Colorado, marked by three trestles); train on right bound for Ward and train on left...

Shows a Denver Northwestern and Pacific Railroad freight train as is moves past a water tower at the Leyden Junction in Jefferson County, Colorado. A crew member stands on top of a coal pile in the coal car.

Shows engine number 2 with a coal car, of the Colorado Northwestern and Pacific Railway company, better known as the "Switzerland Trail", on the tracks in Boulder (Boulder county), Colorado. A crew member walks behind the train.

Smoke rises from Engine No. 300 of a Denver Northwestern & Pacific Railroad train as it passes through a tunnel in Colorado. Railroad trestle tracks are in the canyon below the tunnel. Tree, boulders and small rocks dot the hilly landscape.

Shows the ticket office and station buildings of the Denver and Northwestern Railroad company in Arvada, Jefferson County, Colorado. The buildings are wooden with batten siding and gable roofs. Wood spools, railroad tracks and ties, metal grates,...

A view of the Leyden coal mine in Jefferson County, Colorado. Shows a headframe, coal cars of the Denver and Northwestern railway company and mining buildings in the background. A workers sits on a bench on the headframe.

Five cowboys ride bucking broncos on a range in Craig, Colorado, as a cowboy in chaps, holding a shirt, watches. One of the broncos rears up on its back legs, kicking up dust while the rider hangs on to him.

A view of the Denver, Northwestern & Pacific Railroad engine #101 and a tunnel in Colorado. Shows the train, a portion of a trestle bridge, utility poles and a mountain landscape of trees, and rocky hills.